AF: allele frequency; OR: odds ratio; JME: juvenile myoclonic epilepsy; GTCSa: generalized tonic-clonic seizures on awakening. P- values were calculated using an unconditional exact test (Z-pooled, one-tailed). Population databases: of Brazilian individuals (http://bipmed.org/), AbraOM (http://abraom.ib.usp.br/). *P< 0.05.